USN-3202-1: Spice vulnerabilities

Releases

• Ubuntu 16.10
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

• spice - SPICE protocol client and server library

Details

Frediano Ziglio discovered that Spice incorrectly handled certain client
messages. A remote attacker could use this issue to cause Spice to crash,
resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.10

• libspice-server1 - 0.12.8-1ubuntu0.1

Ubuntu 16.04

• libspice-server1 - 0.12.6-4ubuntu0.2

Ubuntu 14.04

• libspice-server1 - 0.12.4-0nocelt2ubuntu1.4

After a standard system update you need to restart qemu guests to make
all the necessary changes.

References

• CVE-2016-9577
• CVE-2016-9578